P

Index

[SYMBOL] [A] [B] [C] [D] [E] [F] [G] [H] [I] [K] [L] [M] [N] [O] [P] [Q] [R] [S] [T] [U] [V] [W] [X] [Z]

packet filtering [See filtering]
packet routing
packet traversal
     IPFW
     NAT
     Netfilter 2nd
packets
     dropped packets, logging 2nd 3rd 4th 5th 6th 7th [See also filtering]
    incoming packets
         iptables
         limiting to selected remote sites
         probes
         scans 2nd 3rd 4th 5th 6th
     IPFW packet traversal
     matching packets 2nd
     multicast network packets, dropping
     multicast packets
     NAT packet traversal
     rejecting versus denying
Parameter Problem messages 2nd
passive-mode FTP data channels 2nd 3rd
patching kernel 2nd
PaX Control (GrSec)
penetration testing
     Hping2
     Nessus
     Nikto 2nd
     Nmap 2nd
persistence (objects)
Physical layer (OSI model)
ping
     capturing with TCPDump
     Echo Request and Echo Reply messages 2nd
     ping flooding on incoming packets
     ping messages, limiting
     Ping of Death 2nd
pipe symbol (|)
Point-to-Point Tunneling Protocol [See PPTP]
policies
    default policies
         defining 2nd
         packet-filtering firewalls 2nd 3rd
         rules
     deny-everything-by-default policies
     FORWARD policy
POP (Post Office Protocol) 2nd 3rd
    email
         retrieving 2nd
         sending 2nd
     POP servers for remote clients
PoPToP
port mode (FTP)
port type qualifiers (TCPDump)
port-mode FTP data channels 2nd
ports
     numbers
     open ports, checking for
         fuser
         netstat 2nd 3rd
         nmap
         strobe 2nd
     processes bound to particular ports, checking
     redirection 2nd
    scans
         problems with
         responding to 2nd
     selective internal access
     service ports 2nd 3rd
     unprivileged ports
Post Office Protocol [See POP]
posting news (Usenet)
postmaster, reporting incidents to
POSTROUTING chain
     mangle table
     nat table
POSTROUTING rules
PPTP (Point-to-Point Tunneling Protocol)
     PoPToP
     security
preexisting rules
     removing 2nd
     removing from choke firewalls
PREROUTING chain
     mangle table
     nat table
Presentation layer (OSI model)
primitives (TCPDump)
private network services 2nd
probes
problem sites, blocking 2nd 3rd
protocol qualifiers (TCPDump)
proxying, transparent 2nd
PSH flag
public gateway firewalls 2nd
public network services 2nd